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NYC-WTC_000208735

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000208735
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NYC 9/11 Public Portal Document

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ATC/LIBERTY MUTUAL Noise Exposure Data

Shift Dose (8) Lavg Meter Serial# Time > 1-lS dBA CONTRACTOR Worker Name JOS DESCRIPTION Comments Start Date End Dats Start Tim® End Time Length !%) (dBA) Meter Serial#

12 hour shift, Chris Water Truck WMhg - Angel Arie! 04/19/02 4/20/2002 7:53 PM 2:57 AM 12 5.96 70 73 QC7120115 0:00:04 Godfrey Operator observed, 1/2 npr observed i j

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I Notes: 1. LAvg is the average sound level for the measurement period. IJ 2. TWA(8) is equivalent 8 hour time weighted average exposure, based on the shift length indicated. II hJ! 3. A shift length of 12 hours is assumed unless indicated otherwise by employee.

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NYC-WTC_000208735

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NYC-WTC_000208735Source: NYC Law Department, mirrored locally

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